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Update README.md

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fix a few typos

closes https://github.com/official-stockfish/Stockfish/pull/3245

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Unai Corzo 2020-11-29 09:07:31 +01:00 • committed by Joost VandeVondele
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README.md
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@ -12,7 +12,7 @@ about how to use Stockfish with it.
The Stockfish engine features two evaluation functions for chess, the classical The Stockfish engine features two evaluation functions for chess, the classical
evaluation based on handcrafted terms, and the NNUE evaluation based on efficiently evaluation based on handcrafted terms, and the NNUE evaluation based on efficiently
updateable neural networks. The classical evaluation runs efficiently on almost all updatable neural networks. The classical evaluation runs efficiently on almost all
CPU architectures, while the NNUE evaluation benefits from the vector CPU architectures, while the NNUE evaluation benefits from the vector
intrinsics available on most CPUs (sse2, avx2, neon, or similar). intrinsics available on most CPUs (sse2, avx2, neon, or similar).
@ -108,7 +108,7 @@ Currently, Stockfish has the following UCI options:
* #### SyzygyProbeDepth * #### SyzygyProbeDepth
Minimum remaining search depth for which a position is probed. Set this option Minimum remaining search depth for which a position is probed. Set this option
to a higher value to probe less agressively if you experience too much slowdown to a higher value to probe less aggressively if you experience too much slowdown
(in terms of nps) due to TB probing. (in terms of nps) due to TB probing.
* #### Syzygy50MoveRule * #### Syzygy50MoveRule
@ -173,8 +173,8 @@ to be compatible with that binary.
If the engine is searching a position that is not in the tablebases (e.g. If the engine is searching a position that is not in the tablebases (e.g.
a position with 8 pieces), it will access the tablebases during the search. a position with 8 pieces), it will access the tablebases during the search.
If the engine reports a very large score (typically 153.xx), this means If the engine reports a very large score (typically 153.xx), this means
that it has found a winning line into a tablebase position. it has found a winning line into a tablebase position.
If the engine is given a position to search that is in the tablebases, it If the engine is given a position to search that is in the tablebases, it
will use the tablebases at the beginning of the search to preselect all will use the tablebases at the beginning of the search to preselect all
@ -182,7 +182,7 @@ good moves, i.e. all moves that preserve the win or preserve the draw while
taking into account the 50-move rule. taking into account the 50-move rule.
It will then perform a search only on those moves. **The engine will not move It will then perform a search only on those moves. **The engine will not move
immediately**, unless there is only a single good move. **The engine likely immediately**, unless there is only a single good move. **The engine likely
will not report a mate score even if the position is known to be won.** will not report a mate score, even if the position is known to be won.**
It is therefore clear that this behaviour is not identical to what one might It is therefore clear that this behaviour is not identical to what one might
be used to with Nalimov tablebases. There are technical reasons for this be used to with Nalimov tablebases. There are technical reasons for this
@ -207,7 +207,7 @@ will fall back to regular memory allocation when this is not the case.
Large page support on Linux is obtained by the Linux kernel Large page support on Linux is obtained by the Linux kernel
transparent huge pages functionality. Typically, transparent huge pages transparent huge pages functionality. Typically, transparent huge pages
are already enabled and no configuration is needed. are already enabled, and no configuration is needed.
### Support on Windows ### Support on Windows
@ -216,7 +216,7 @@ The use of large pages requires "Lock Pages in Memory" privilege. See
on how to enable this privilege, then run [RAMMap](https://docs.microsoft.com/en-us/sysinternals/downloads/rammap) on how to enable this privilege, then run [RAMMap](https://docs.microsoft.com/en-us/sysinternals/downloads/rammap)
to double-check that large pages are used. We suggest that you reboot to double-check that large pages are used. We suggest that you reboot
your computer after you have enabled large pages, because long Windows your computer after you have enabled large pages, because long Windows
sessions suffer from memory fragmentation which may prevent Stockfish sessions suffer from memory fragmentation, which may prevent Stockfish
from getting large pages: a fresh session is better in this regard. from getting large pages: a fresh session is better in this regard.
## Compiling Stockfish yourself from the sources ## Compiling Stockfish yourself from the sources
@ -236,7 +236,7 @@ targets with corresponding descriptions.
make build ARCH=x86-64-modern make build ARCH=x86-64-modern
``` ```
When not using the Makefile to compile (for instance with Microsoft MSVC) you When not using the Makefile to compile (for instance, with Microsoft MSVC) you
need to manually set/unset some switches in the compiler command line; see need to manually set/unset some switches in the compiler command line; see
file *types.h* for a quick reference. file *types.h* for a quick reference.
@ -281,9 +281,9 @@ first, where the basics of Stockfish development are explained.
## Terms of use ## Terms of use
Stockfish is free, and distributed under the **GNU General Public License version 3** Stockfish is free, and distributed under the **GNU General Public License version 3**
(GPL v3). Essentially, this means that you are free to do almost exactly (GPL v3). Essentially, this means you are free to do almost exactly
what you want with the program, including distributing it among your what you want with the program, including distributing it among your
friends, making it available for download from your web site, selling friends, making it available for download from your website, selling
it (either by itself or as part of some bigger software package), or it (either by itself or as part of some bigger software package), or
using it as the starting point for a software project of your own. using it as the starting point for a software project of your own.